ClassID:

104741

C09K19/18 - CPC Classification

Classification description:

Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit; Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a carbon chain the chain containing carbon-to-carbon triple bonds, e.g. tolans

Recent Application in this class:
#1
20260132337
2026-05-14

LIQUID CRYSTAL MEDIUM AND ELECTRONIC COMPONENT

#2
20260103638
2026-04-16

CHIRAL AGENT COMPOUND, CHOLESTERIC LIQUID CRYSTAL COMPOSITION COMPRISING CHIRAL AGENT COMPOUND AND USE THEREOF

#3
20260085241
2026-03-26

LIQUID CRYSTAL COMPOUNDS

#4
20260028530
2026-01-29

LIQUID CRYSTALLINE MEDIUM

#5
20250377570
2025-12-11

COMPOUND, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY ELEMENT, SENSOR, LIQUID CRYSTAL LENS, OPTICAL COMMUNICATION EQUIPMENT, AND ANTENNA USING SAME

#6
20250368896
2025-12-04

LIQUID CRYSTAL PANEL

#7
20250277151
2025-09-04

LIQUID CRYSTAL COMPOSITION AND ELEMENT

#8
20250277150
2025-09-04

LIQUID CRYSTAL COMPOSITION AND ELEMENT

#9
20250179364
2025-06-05

ISOTHIOCYANATOETHYNYLBENZENE DERIVATIVES

#10
20250171690
2025-05-29

LIQUID CRYSTAL COMPOUND, LIQUID CRYSTAL COMPOSITION THEREOF, AND LIQUID CRYSTAL DISPLAY DEVICE

#11
20250154412
2025-05-15

LIQUID CRYSTAL MEDIUM

#12
20250066666
2025-02-27

LIQUID CRYSTAL COMPOUNDS

#13
20240345301
2024-10-17

LAMINATE, OPTICAL ELEMENT, AND LIGHT GUIDE ELEMENT

#14
20240336843
2024-10-10

COMPOUND, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY ELEMENT, SENSOR, LIQUID CRYSTAL LENS, OPTICAL COMMUNICATION DEVICE, AND ANTENNA USING LIQUID CRYSTAL COMPOSITION

#15
20240318081
2024-09-26

LIQUID CRYSTAL COMPOSITION AND BISTABLE LIQUID CRYSTAL DIMMING DEVICE APPLYING SAME

#16
20240279550
2024-08-22

REACTIVE MESOGENS

#17
20240271041
2024-08-15

Liquid crystal composition and liquid crystal element

#18
20240247190
2024-07-25

LIQUID CRYSTAL MEDIUM

#19
20240209263
2024-06-27

LIQUID CRYSTAL COMPOUNDS

#20
20240199957
2024-06-20

Aromatic isothiocyanates

#21
20240124779
2024-04-18

HETEROAROMATIC ISOTHIOCYANATES

#22
20240117249
2024-04-11

Aromatic isothiocyanates

#23
20240026223
2024-01-25

Liquid crystal composition and liquid crystal display device comprising same

#24
20230392075
2023-12-07

AROMATIC ISOTHIOCYANATES

#25
20230313043
2023-10-05

Optical component

#26
20230295509
2023-09-21

STEERABLE ANTENNA AND METHOD FOR HEATING AND/OR TEMPERING OF A STEERABLE ANTENNA

#27
20230265343
2023-08-24

Liquid crystal composition and liquid crystal element

#28
20230235228
2023-07-27

Liquid crystal (LC) composition with extremely-low dielectric loss and high-frequency component including same

#29
20230042009
2023-02-09

Compound, composition, cured substance, optically anisotropic body, optical element, and light guide element

#30
20230017104
2023-01-19

Array substrate and display device

#31
20220306938
2022-09-29

Aromatic isothiocyanates

#32
20220177782
2022-06-09

Polymerizable liquid crystal material and polymerized liquid crystal film

#33
20220145180
2022-05-12

POLYMERISABLE LIQUID CRYSTAL MATERIAL AND POLYMERISED LIQUID CRYSTAL FILM

#34
20220119710
2022-04-21

Liquid crystal composition and element used for phase control of electromagnetic wave signal

#35
20220081618
2022-03-17

Liquid crystal composition used in element for phase control of electromagnetic wave signal

#36
20220073822
2022-03-10

LIQUID-CRYSTAL MEDIUM

#37
20220057672
2022-02-24

Liquid crystal composition for light-scattering liquid crystal device, light-scattering liquid crystal device, and smart window

#38
20220025264
2022-01-27

Compound, liquid-crystal composition, and radio frequency phase shifter

#39
20220002623
2022-01-06

Liquid crystal composition containing dibenzo derivative and liquid crystal display device

#40
20210284910
2021-09-16

Liquid crystal composition containing polymerizable compound and display device thereof

#41
20210277309
2021-09-09

Liquid-crystalline medium

#42
20210189240
2021-06-24

Liquid crystal compositions, mixtures, elements, and dimmable devices

#43
20210139777
2021-05-13

LIQUID-CRYSTAL MEDIUM

#44
20210132423
2021-05-06

Sealing material composition, liquid crystal cell and scanning antenna

#45
20210122977
2021-04-29

Isothiocyanato tolane derivatives

#46
20200362245
2020-11-19

Polymerisable LC medium and polymer film with flat optical dispersion

#47
20200347301
2020-11-05

Isothiocyanato compounds, including tolanes

#48
20200332193
2020-10-22

LIQUID CRYSTAL ELEMENT USED FOR PHASE CONTROL OF ELECTROMAGNETIC WAVE SIGNAL

#49
20200262795
2020-08-20

Cyanopyrimidine derivatives

#50
20200224099
2020-07-16

Liquid crystal composition used for phase control of electromagnetic wave signal

#51
20200071617
2020-03-05

LIQUID CRYSTAL DISPLAY ELEMENT

#52
20200032143
2020-01-30

COMPOUND HAVING DIBENZOFURAN RING, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY ELEMENT

#53
20200032142
2020-01-30

Liquid-crystal lens

#54
20190359889
2019-11-28

POLYMERISABLE LIQUID CRYSTAL MATERIAL AND POLYMERISED LIQUID CRYSTAL FILM

#55
20190345387
2019-11-14

LIQUID-CRYSTAL COMPOSITION AND LIQUID-CRYSTAL DISPLAY DEVICE EMPLOYING THE SAME

#56
20190330530
2019-10-31

Liquid-crystalline medium

#57
20190292462
2019-09-26

Liquid crystal display device including liquid crystal medium containing low molecular weight polar compound for homogeneously aligning liquid crystal medium

#58
20190292460
2019-09-26

LIQUID-CRYSTALLINE MEDIUM

#59
20190233728
2019-08-01

Liquid crystal composition, liquid crystal mixture, reverse-mode polymer dispersed liquid crystal element, and associated selectively dimmable device

#60
20190221927
2019-07-18

Liquid crystal cell and scanning antenna

#61
20190194541
2019-06-27

Liquid crystal cell for scanning antenna and method of producing liquid crystal cell for scanning antenna

#62
20190194494
2019-06-27

Sealant composition, liquid crystal cell, and method of producing liquid crystal cell

#63
20190177268
2019-06-13

Compound, composition, cured object, optically anisotropic body, and reflective film

#64
20190127642
2019-05-02

COMPOSITION FOR NANOENCAPSULATION AND NANOCAPSULES COMPRISING A LIQUID-CRYSTALLINE MEDIUM

#65
20190106627
2019-04-11

Compositions comprising functionalized polyvinyl alcohol and nanocapsules containing a liquid crystalline medium

#66
20190106626
2019-04-11

Liquid-crystalline medium

#67
20190100697
2019-04-04

Liquid crystal composition

#68
20190100695
2019-04-04

Liquid-crystalline medium

#69
20190078019
2019-03-14

Compound having naphthalene ring, liquid crystal composition and liquid crystal display device

#70
20180371317
2018-12-27

Birefringent liquid crystal composition comprising alkylsulfanylaryl isothiocyanato tolane compounds

#71
20180337445
2018-11-22

Antenna having radio frequency liquid crystal (RFLC) mixtures with high RF tuning, broad thermal operating ranges, and low viscosity

#72
20180298283
2018-10-18

Liquid crystal composition and liquid crystal display device using the same

#73
20180291270
2018-10-11

Liquid-crystalline medium

#74
20180237694
2018-08-23

Method for obtaining a material comprising a liquid crystal mix with a stabilized blue phase and optical article comprising this material

#75
20180171234
2018-06-21

Liquid crystal composition and liquid crystal display device using the same

#76
20180171231
2018-06-21

Liquid-crystalline medium

#77
20180171229
2018-06-21

Liquid crystal composition and liquid crystal display device

#78
20180155625
2018-06-07

Liquid-crystalline medium and high-frequency components comprising same

#79
20180112131
2018-04-26

Liquid crystal medium, optical device and liquid crystal compound

#80
20180105748
2018-04-19

Liquid-crystalline medium, compounds, and high-frequency components

#81
20180086979
2018-03-29

Liquid crystal compound, liquid crystal composition and liquid crystal display device

#82
20180002603
2018-01-04

Liquid-crystalline medium and high-frequency components comprising same

#83
20170369418
2017-12-28

Polymerizable polar compound, liquid crystal composition, and liquid crystal display element

#84
20170362505
2017-12-21

COMPOUNDS HAVING A C-C TRIPLE BOND

#85
20170349832
2017-12-07

Liquid-crystalline medium and high-frequency components comprising same

#86
20170349827
2017-12-07

Liquid-crystalline medium and high-frequency components comprising same

#87
20170321122
2017-11-09

Liquid crystal display device and method for manufacturing the same

#88
20170313940
2017-11-02

Liquid crystal composition and liquid crystal display device

#89
20170183286
2017-06-29

Polymerizable liquid crystal compound, composition for optical film, and optical film, compensation film, antireflective film, and display device including the same

#90
20170170557
2017-06-15

Mixed left/right chiral liquid crystal for improved switching speed and tunability for RF devices

#91
20170130129
2017-05-11

Liquid-crystalline medium and high-frequency components comprising same

#92
20170121441
2017-05-04

Polymer, composition, optical film, and liquid crystal display device

#93
20160342003
2016-11-24

Brightness enhancement film, optical sheet member, and liquid crystal display device

#94
20160298035
2016-10-13

Composite liquid crystal composition, display element and electric field detector

#95
20160208167
2016-07-21

Alkynyl-tolanes, liquid-crystal mixtures containing them and components for high-frequency technology

#96
20160108316
2016-04-21

Liquid crystal display device and method for manufacturing the same

#97
20160046863
2016-02-18

Liquid-crystalline medium

#98
20160040066
2016-02-11

Liquid-crystalline medium and high-frequency components comprising same

#99
20160002533
2016-01-07

Liquid-crystalline media, components for high-frequency technology, and mesogenic compounds

#100
20150376505
2015-12-31

Polymerizable compound having triple bond, liquid crystal composition and liquid crystal display device

#101
20150344784
2015-12-03

Compound having four polymerizable groups, liquid crystal composition and liquid crystal display device

#102
20150322344
2015-11-12

Liquid-crystalline media, components for high-frequency technology, and mesogenic compounds

#103
20150315467
2015-11-05

Blue phase liquid crystal composite material and liquid crystal display comprising the same

#104
20150267115
2015-09-24

Compounds having a C—C triple bond and use thereof in liquid-crystal mixtures

#105
20150166890
2015-06-18

Liquid-crystalline medium

#106
20150060734
2015-03-05

Liquid crystal composition

#107
20150014584
2015-01-15

Liquid crystal medium and high frequency components comprising same

#108
20140312274
2014-10-23

Polymerizable compound having conjugated bonds, liquid crystal composition and liquid crystal display device

#109
20140239227
2014-08-28

Liquid crystal medium and high-frequency components comprising same

#110
20140146274
2014-05-29

Liquid crystal display device and electronic device using the same

#111
20140078431
2014-03-20

Liquid crystal display device and electronic device having the same

#112
20140077131
2014-03-20

Liquid crystal compound, liquid crystal composition and liquid crystal display device

#113
20140065323
2014-03-06

Polymerizable monomer and liquid crystal material applied to display panel

#114
20140061536
2014-03-06

Compounds of liquid crystalline medium and use thereof for high-frequency components

#115
20140061535
2014-03-06

Nematic liquid crystal composition and liquid crystal display element using same

#116
20140049707
2014-02-20

Liquid crystal composition for LC lens and 3D display containing the same

#117
20140021409
2014-01-23

Mesogenic compounds, liquid-crystalline media and components for high-frequency technology

#118
20140021405
2014-01-23

Mesogenic compounds, liquid-crystalline media and components for high-frequency technology

#119
20140008575
2014-01-09

Mesogenic compounds, liquid crystal media and components for high frequency technology

#120
20140008573
2014-01-09

Compounds having a C—C triple bond

#121
20130342775
2013-12-26

High scattering smectic liquid crystal material and display device using the same

#122
20130324684
2013-12-05

Diacetylene derivative and liquid crystalline polymer having diacetylene structure

#123
20130292608
2013-11-07

Liquid-crystalline media, components for high-frequency technology, and mesogenic compounds

#124
20130277609
2013-10-24

Compound having four polymerizable groups, liquid crystal composition and liquid crystal display device

#125
20130221274
2013-08-29

Compounds for a liquid-crystalline medium, and the use thereof for high-frequency components

#126
20130100394
2013-04-25

Liquid crystal compound, and liquid crystal display

#127
20130093975
2013-04-18

Polymerizable compounds and use thereof in liquid crystal displays

#128
20120287372
2012-11-15

Liquid crystal display device and electronic device using the same

#129
20120206672
2012-08-16

Liquid crystal display device and electronic device having the same

#130
20120205583
2012-08-16

Compounds for a liquid crystal medium and high-frequency components containing said liquid crystal medium

#131
20120186639
2012-07-26

Parallel coaxial molecular stack arrays

#132
20120182200
2012-07-19

Components for high-frequency technology, and liquid-crystalline media

#133
20120149943
2012-06-14

Process for the preparation of ring compounds

#134
20120119141
2012-05-17

Liquid crystal medium and high-frequency components containing the same

#135
20120038851
2012-02-16

Liquid crystal display device and electronic device using the same

#136
20110253936
2011-10-20

Liquid crystal composition containing polymerizable compound and liquid crystal display element using the same

#137
20110240920
2011-10-06

Blue phase liquid crystal composition

#138
20110178200
2011-07-21

Reactive mesogenic compounds and mixtures

#139
20110090429
2011-04-21

Liquid crystal display device and electronic device using the same

#140
20110080551
2011-04-07

Polymerizable monomer and liquid crystal material applied to display panel

#141
20110034738
2011-02-10

Process for the preparation of ring compounds

#142
20110007260
2011-01-13

Liquid crystal composition and device thereof

#143
20100137484
2010-06-03

Optically anisotropic compound and resin composition comprising the same

#144
20100109991
2010-05-06

Liquid crystal display device and electronic device having the same

#145
20100009099
2010-01-14

Liquid crystal compound and liquid crystal display utilizing the same

#146
20090323010
2009-12-31

Liquid crystal composition and liquid crystal element

#147
20090318727
2009-12-24

Process for the preparation of ring compounds

#148
20090231526
2009-09-17

Liquid crystal display element, method of manufacturing the element, and electronic paper having the element

#149
20090230356
2009-09-17

Compound having alkyl on benzene ring, liquid crystal composition having the compound, and liquid crystal display device having the liquid crystal composition

#150
20090225270
2009-09-10

Liquid-crystalline medium and liquid-crystal display having high twist

#151
20090123666
2009-05-14

Liquid crystal compound and liquid crystal display utilizing the same

#152
20090046221
2009-02-19

Liquid crystal display device and electronic device using the same

#153
20080319235
2008-12-25

Process for the preparation of ring compounds

#154
20080143943
2008-06-19

Polymerisable liquid crystal material

#155
20080139824
2008-06-12

DIBENZOTHIOPHENE OXIDE COMPOUND, AND PROCESS FOR PRODUCING THE SAME

#156
20080100776
2008-05-01

Liquid crystal display device and electronic device having the same

#157
20070290168
2007-12-20

Resin film, production method thereof, polarizing plate and liquid crystal display device

#158
20070281111
2007-12-06

Optically anisotropic material, liquid crystal display device and triphenylene compound

#159
20070257230
2007-11-08

Additive components for liquid crystalline materials

#160
20070241310
2007-10-18

Hexenediyne derivative

#161
20070176145
2007-08-02

Liquid crystal compound comprising two condensed and substituted rings

#162
20070057229
2007-03-15

COMPOUND HAVING PHENYLACETYLENE STRUCTURE, LIQUID CRYSTAL COMPOSITION, POLYMER, OPTICALLY ANISOTROPIC PRODUCT, OPTICAL OR LIQUID CRYSTAL ELEMENT, DIBENZOTHIOPHENE COMPOUND, INTERMEDIATE, AND PROCESS FOR PRODUCING THE SAME

#163
20070026165
2007-02-01

Liquid crystal display and manufacturing method of same

#164
20060286311
2006-12-21

Composition for nonlinear optical material, optical element, nonlinear optical material, and process for producing the same

#165
20060278849
2006-12-14

Organic light emitting materials as well as light emitting devices containing these materials

#166
20060263542
2006-11-23

Compounds for use in liquid crystal media

#167
20060216754
2006-09-28

Process for the preparation of ring compounds

#168
20060216440
2006-09-28

Retardation plate

#169
20060216435
2006-09-28

Optical compensation film, polarizing plate and liquid crystal display

#170
20060193999
2006-08-31

Optical film inside a liquid crystal display

#171
20060177604
2006-08-10

Nematic liquid crystal compound, and liquid crystal composition having high speed and high temperature comprising the same

#172
20060118763
2006-06-08

High-speed high-temperature nematic liquid crystal composition and liquid crystal display comprising the same

#173
20060097226
2006-05-11

Compound having alkyl on benzene ring, liquid crystal composition having the compound, and liquid crystal display device having the liquid crystal composition

#174
20060093759
2006-05-04

Cellulose acylate film, process for producing cellulose acylate film, polarizing plate and liquid crystal display device

#175
20050199856
2005-09-15

Compound, liquid-crystal composition and optical material

#176
20050194568
2005-09-08

High image rate supertwisted nematic liquid crystal display element and driving method therefor

#177
20050181144
2005-08-18

Optically anisotropic element comprising discotic compound

#178
20050162607
2005-07-28

Display element and display device

#179
20050161637
2005-07-28

Perfluoroallyloxy compound and liquid crystal composition containing the same

#180
20050151118
2005-07-14

Alkyne compounds

#181
20050072963
2005-04-07

Liquid crystal compounds

#182
20050067605
2005-03-31

Components for high-frequency technology

#183
20050062018
2005-03-24

Nematic liquid crystal compound, and liquid crystal composition having high speed and high temperature comprising the same

#184
20050012071
2005-01-20

Liquid crystalline compound, liquid crystalline composition and retardation film

#185
18493738
2025-04-22

Organic solid crystals having helical structures formed using cholesteric liquid crystals

#186
17384340
2023-10-24

Organic solid crystals having helical structures formed using cholesteric liquid crystals